High-frequency module and mobile communication apparatus...

Details High-frequency module and mobile communication apparatus... High-frequency module and mobile communication apparatus...

2004-06-29

2008-07-08

Trinh, Tan (Department: 2618)

Telecommunications

Transmitter and receiver at same station

Radiotelephone equipment detail

C455S080000, C455S078000

Reexamination Certificate

active

07398103

ABSTRACT:
A high-frequency module includes a diplexer, first and second high-frequency switches, a SAW duplexer, first and second LC filters functioning as first and second filters, and an SAW filter functioning as a third filter, the module defines a unit that integrates front-end sections of first to third communication systems, a digital cellular system (1.8 GHz band), a personal communication service (1.9 GHz band) and a global system for mobile communications (900 MHz band).

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Official communication issued in the counterpart Japanese Application No. 2005-011997, mailed on Sep. 25, 2007.

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